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3911.90.91.50/Vinyl Ester Resin Flakes (Thermoset)/Japan

Vinyl Ester Resin Flakes (Thermoset) from Japan

Thermosetting vinyl ester resin flakes for corrosion-resistant laminates. Classified 3911.90.91.50 as primary thermoset NES.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Peroxide curing agent separate; combined as composite resin shifts classification

• NMR spectra for unsaturation confirming crosslink sites

• DOT shipping papers if MEKP catalyst included